The Green Butterfly Brands Dog Chews are made with all-natural chicken feet that are sourced and made in America. These treats are rich in glucosamine, chondroitin, collagen, calcium, and cartilage for joint health and improved flexibility. They are also high in protein and low in fat, making them perfect for your dog’s diet. The Green Butterfly Brands Dog Chews are available in 10 different sizes and flavors to fit any dog’s needs.